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ICDE
2001
IEEE
149views Database» more  ICDE 2001»
14 years 9 months ago
Selectivity Estimation for Spatial Joins
Spatial Joins are important and time consuming operations in spatial database management systems. It is crucial to be able to accurately estimate the performance of these operatio...
Ning An, Zhen-Yu Yang, Anand Sivasubramaniam
WWW
2008
ACM
14 years 8 months ago
On incremental maintenance of 2-hop labeling of graphs
Recent interests on XML, Semantic Web, and Web ontology, among other topics, have sparked a renewed interest on graph-structured databases. A fundamental query on graphs is the re...
Ramadhana Bramandia, Byron Choi, Wee Keong Ng
KDD
2007
ACM
153views Data Mining» more  KDD 2007»
14 years 8 months ago
Exploiting duality in summarization with deterministic guarantees
Summarization is an important task in data mining. A major challenge over the past years has been the efficient construction of fixed-space synopses that provide a deterministic q...
Panagiotis Karras, Dimitris Sacharidis, Nikos Mamo...
EDBT
2010
ACM
206views Database» more  EDBT 2010»
14 years 2 months ago
Efficient computation of trade-off skylines
When selecting alternatives from large amounts of data, trade-offs play a vital role in everyday decision making. In databases this is primarily reflected by the top-k retrieval p...
Christoph Lofi, Ulrich Güntzer, Wolf-Tilo Bal...
SAMT
2007
Springer
171views Multimedia» more  SAMT 2007»
14 years 1 months ago
SAPIR: Scalable and Distributed Image Searching
—In this paper we present a scalable and distributed system for image retrieval based on visual features and annotated text. This system is the core of the SAPIR project. Its arc...
Fabrizio Falchi, Mouna Kacimi, Yosi Mass, Fausto R...